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1.0.20: threshold: new method Grad #100

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@zvezdochiot zvezdochiot commented Aug 10, 2024

New threshold method Grad (aka "Gradient snip"), zvezdochiot 2024. "Adaptive/global document image binarization".

Recommended parameters:

  • window size: 7 - 15
  • coefficient: 0.75

Test Grad and other threshold

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